Gregg Griffenhagen

Male, 53 • Fort Collins, CO
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Gregg Griffenhagen's efforts: From Age Date Finish Time
Never Summer 100k (2023) Colorado, US 52 Saturday, July 29, 2023 DNF
Quad Rock 2023 (Quad Rock 50) Colorado, US 52 Saturday, May 6, 2023 13:22:27.00
Red Feather Trail Jamboree 2022 (50K) Colorado, US 52 Saturday, September 17, 2022 08:09:52.00
Quad Rock 2022 (Quad Rock 50) Colorado, US 51 Saturday, May 7, 2022 DNF
Blue Sky Marathon 2020 (Blue Sky) Colorado, US 50 Saturday, November 14, 2020 05:27:56.00
Quad Rock 2020 (Quad Rock 50) Colorado, US 50 Saturday, August 15, 2020 DNF
Never Summer (2020) (100k) Colorado, US 49 Saturday, July 25, 2020 18:46:31.00
Quad Rock (2019) (Quad Rock 50) Colorado, US 48 Saturday, May 11, 2019 12:12:06.00
Blue Sky Trail Marathon (2017) CO 47 Saturday, October 21, 2017 06:00:53.00